List of Malayalam films of 1991
The following is a list of Malayalam films released in the year 1991.
| Title | Director | Screenplay | Cast |
| Souhrudam | Shaji Kailas | Kaloor Dennis | Mukesh, Urvashi, Saikumar, Parvathy |
| Abhayam | Sivan | Madhu, Parvathy, Raghavan | |
| Apoorvam Chilar | Kala Adoor | S. N. Swamy | Innocent, Jagathy Sreekumar, Parvathy, K.P.A.C. Lalitha |
| Njan Gandharvan | P. Padmarajan | P. Padmarajan | Nitish Bharadwaj, Suparna Anand |
| Chavettu Pada | Sekhar | ||
| Ennum Nanmakal | Sathyan Anthikkad | Raghunath Paleri | Jayaram,Santhi Krishna, Sreenivasan, Shari, Saranya |
| Eagle | Ambili | P Sukumar, Poonam Dasgupta | |
| Perumthachan | Ajayan | M. T. Vasudevan Nair | Thilakan, Prashanth, Monisha Unni, Vinaya Prasad |
| Ganamela | Ambili | Jagadish | Mukesh, Innocent, Geetha Vijayan |
| Aavanikunnile Kinnaripookkal | Paul Babu | Kakka Ravi, Karthika | |
| Amaram | Bharathan | A. K. Lohithadas | Mammootty, Maathu, Murali, Ashokan |
| Raid | K. S. Gopalakrishnan | ||
| Dhanam | Sibi Malayil | A. K. Lohithadas | Mohanlal, Murali, Charmila |
| Kakkathollayiram | V. R. Gopalakrishnan | Mukesh, Urvashi, Saikumar, Chithra | |
| Pookkalam Varavayi | Kamal | Ranjith - P. R. Nathan | Jayaram, Rekha, Baby Shamili, Murali, Geetha, Sunitha |
| Parallel College | Thulasidas | Suresh Gopi, Geetha, Maathu | |
| Oru Tharam Randu Tharam Moonu Tharam | P. K. Radhakrishnan | Saikumar, Chithra | |
| Kuttapathram | R. Chandru | Suresh Gopi, Sreeja, Babu Antony | |
| Aakasha Kottayile Sultan | Jayaraj | Renji Panicker | Sreenivasan, Saranya |
| Poonthenaruvi Chuvannu | Balu | ||
| Agni Nilavu | N. Sankaran Nair | Jagadish, Ranjini | |
| Raagam Anuragam | Nikhil | Mukesh, Madhuri | |
| Mizhikal | Suresh Krishna | ||
| Ezhunnallathu | Harikumar | Jayaram, Mukesh, Siddique, Sithara | |
| Arangu | Chandrasekharan | Thilakan, Saikumar, Ashokan | |
| Mookilla Rajyathu | Ashokan-Thaha | B. Jayachandran | Mukesh, Siddique, Thilakan, Jagathy, Vinaya Prasad |
| Nayam Vyakthamakkunnu | Balachandra Menon | Balachandra Menon | Mammootty, Shanthi Krishna |
| Bharatham | Sibi Malayil | A. K. Lohithadas | Mohanlal, Urvashi, Nedumudi Venu, Lakshmi |
| Omana Swapnangal | P. K. Balakrishnan | ||
| Vishnulokam | Kamal | T. A. Razzaq | Mohanlal, Shanthi Krishna, Urvashi |
| Ente Sooryaputhrikku | Fazil | Fazil | Srividya, Amala, Suresh Gopi |
| Nattu Vishesham | Paul Njarackel | Mukesh, Siddique, Janardhanan | |
| Thudar Katha | Dennis Joseph | Dennis Joseph | Saikumar, Maathu, Srinivasan |
| Georgootty C/O Georgootty | K. K. Haridas | Ranjith | Jayaram, Sunitha, Thilakan, |
| Amina Tailors | Sajan | Ashokan, Parvathy, Rajan P. Dev | |
| Teenage Love | J. Krishnachandra | ||
| Inspector Balram | I. V. Sasi | T. Damodaran | Mammootty, Geetha, Urvashi |
| Kankettu | Rajan Balakrishnan | Sreenivasan | Jayaram, Sreenivasan, Shobana, Geetha Vijayan |
| Sundhari Kakka | Mahesh Soman | Rekha, Jagadish, Siddique, Suresh Gopi | |
| Mahazar | C. P. Vijayakumar | Sukumaran, M G Soman | |
| Vasthuhara | G. Aravindan | Mohanlal, Neena Gupta, Shobana | |
| Adayalam | K. Madhu | S. N. Swamy | Mammootty, Shobhana, Rekha, Murali |
| Kalamorukkam | B. S. Indran | Ashokan, Jalaja | |
| Innathe Program | P. G. Viswambaran | Kaloor Dennis | Mukesh, Siddhique, Radha |
| Cheppukilukkana Changathi | Kaladharan | Mukesh, Saranya, Jagadish | |
| Miss Stella | Sasi | ||
| Keli | Bharathan | John Paul | Jayaram, Charmila, Murali |
| Daivasahayam Lucky Centre | Rajan Chevayoor | Risabava, Sreeja | |
| Mimics Parade | Thulasidas | Kaloor Dennis | Siddique, Sunitha, Jagadish, Ashokan, Zainuddin, Suchitra |
| Koodikazhcha | T. S. Suresh Babu | Jayaram, Jagadish, Urvashi, Sukumaran, Babu Antony | |
| Manmadha Sarangal | Baby | ||
| Kanalkkattu | Sathyan Anthikkad | A K Lohithadas | Mammootty, Jayaram, Urvashi, Murali |
| Mukha Chithram | Suresh Unnithan | J.Pallassery | Jayaram, Urvashi, Siddique, Sunitha, Jagadish |
| Bhoomika | I. V. Sasi | John Paul | Jayaram, Suresh Gopi, Mukesh |
| Vashyam | Suresh | ||
| Uncle Bun | Bhadran | Mohanlal, Khushboo, Charmila | |
| Anaswaram | Jomon | T. A. Razzaq | Mammootty, Shwetha Menon, Innocent |
| Kilukkam | Priyadarsan | Venu Nagavally | Mohanlal, Revathi, Jagathy, Innocent, Thilakan |
| Khanta Kavyam | Vasan | ||
| Ottayal Pattalam | T. K. Rajeev Kumar | Kalavoor Ravikumar | Mukesh, Madhoo |
| Aadhyamayi | J. Vattoli | ||
| Nagarathil Samsara Vishayam | Prasanth | Jagadish, Siddique, Chitra | |
| Ulladakkam | Kamal | P. Balachandran | Mohanlal, Amala, Shobhana |
| Kadinjool Kalyanam | Rajasenan | Reghunath Paleri | Jayaram, Urvashi, Suchitra, Jagadish |
| Aanaval Mothiram | G. S. Vijayan | T. Damodaran | Sreenivasan, Suresh Gopi, Saranya, |
| Venal Kinavukal | K. S. Sethumadhavan | M. T. Vasudevan Nair | Sudheesh, Monisha |
| Post Box No. 27 | P. Anil | Mukesh, Siddique, Rudra | |
| Kizhakkunarum Pakshi | Venu Nagavalli | Venu Nagavalli | Mohanlal, Rekha, Shankar |
| Sandhesam | Sathyan Anthikkad | Sreenivasan | Thilakan, Jayaram, Sreenivasan, Siddique, Kaviyoor Ponnamma |
| Kalari | Prassi Mallur | Siddique, Rizabawa | |
| Onnaam Muhurtham | Rahim Chelavoor | Mukesh, Sukumaran, Archana | |
| Naagam | K. S. Gopalakrishnan | ||
| Godfather | Siddique-Lal | Siddique-Lal | Mukesh, N. N. Pillai, Thilakan, Innocent, Kanaka, Jagadish, Philomina |
| Nettippattam | Kaladharan | Sasidharan Arattuvazhi | Sreenivasan, Jagadish, Rekha |
| Chakravarthy | A. Sreekumar | Suresh Gopi, Kasthuri | |
| Neelagiri | I. V. Sasi | Ranjith | Mammootty, Madhoo, Sunitha |
| Kadalora Kattu | Jomon | Suresh Gopi, Manoj K. Jayan, Chithra | |
| Koumara Swapnangal | K. S. Gopalakrishnan | ||
| Premolsavam | M. S. Unni | ||
| Sandhwanam | Sibi Malayil | Nedumudi Venu, Meena, Suresh Gopi, Rekha, Bharathi | |
| Kilukkampetti | Shaji Kailas | Jayaram, Suchitra Krishnamoorthi | |
| Abhimanyu | Priyadarsan | T. Damodaran | Mohanlal, Geetha |
| Irrikku M.D. Akathudu | P. G. Viswambaran | Mukesh, Sunitha, Jagadish, Geetha Vijayan | |
| Chanchattam | Thulasidas | S. N. Swamy | Jayaram, Urvasi, Siddique |
| Oru Prathyeka Ariyippu | R. S. Nair | Vijayaraghavan | |
| Vaisakha Rathiri | Jayadevan | ||
| Kadavu | M. T. Vasudevan Nair | M. T. Vasudevan Nair | Santhosh Antony, Balan K. Nair |
| Yamanam | Bharath Gopi | George Onakkoor | Archana, Santha Devi, Syama, Nedumudi Venu |
| Achan Pattalam | Noranadu Ramachandran | ||
| Bali | V. K. Pavithran | ||
| Aparaahnam | M. P. Sukumaran Nair | Babu Antony, Murali | |
| Vembanad | Kaviyoor Sivaprasad | ||
| Neduveerppukal | Suresh Heblikar | ||
| Vasavadatta | |||
| Athirathan | Pradeep Kumar | Suresh Gopi, Geetha | |
| Karppooradeepam | George Kithu | Sidhique, Shanthi Krishna | |
| Aviraamam | |||
| Kadhanayika | |||
| Kadamkadha | |||
| Veendum Oru Aadyaraathri | |||
| Puthiya Adhyaayam | |||
| Nagarathil Kallanmar | |||
| Aswathy | |||
| Oru Yaathrayude Anthyam | |||
| Master Plan | Kumar Mahadeva |